870830914

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{20443}}^1$

素因数の和:20542

約数の個数: 24

約数和(自身を含む): 1402049520

約数和(自身を除く): 531218606

約数列:

[1, 2, 19, 38, 59, 118, 361, 722, 1121, 2242, 20443, 21299, 40886, 42598, 388417, 776834, 1206137, 2412274, 7379923, 14759846, 22916603, 45833206, 435415457, 870830914]

約数ペア:

[(1, 870830914), (2, 435415457), (19, 45833206), (38, 22916603), (59, 14759846), (118, 7379923), (361, 2412274), (722, 1206137), (1121, 776834), (2242, 388417), (20443, 42598), (21299, 40886)]